Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 9, 2011
Patent Application Number
12417412
Date Filed
April 2, 2009
Patent Citations Received
Patent Primary Examiner
Patent abstract
A white-light LED chip and a fabrication method thereof are provided. The white-light LED chip comprises a blue-light LED chip and a phosphor layer directly disposed on a top surface of the blue-light LED chip. The method comprises providing a plurality of blue-light LED chips attached to a substrate, wherein at least one contact pad is formed on the top surface of each blue-light LED chip. A protective layer is formed on the contact pad. A phosphor layer is formed on the top surface of the blue-light LED chip by a molding process, exposing the contact pad. Finally, the protective layer and the substrate are removed from the blue-light LED chip to form a white-light LED chip.
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